Home / 189,039,736.04-260,868,390.35-104,270,213.66

Finding the Fourth Proportional to 189,039,736.04, 260,868,390.35 and 104,270,213.66

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Solution

The fourth proportional to 189,039,736.04, 260,868,390.35 and 104,270,213.66 is: 143,889,339.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,039,736.04 : 260,868,390.35 = 104,270,213.66 : x
  2. Step 2: Convert to fraction form
    189,039,736.04/260,868,390.35 = 104,270,213.66/x
  3. Step 3: Cross multiply
    189,039,736.04x = 260,868,390.35 × 104,270,213.66
  4. Step 4: Simplify right side
    189,039,736.04x = 27,200,802,797,109,088
  5. Step 5: Solve for x
    x = 27,200,802,797,109,088/189,039,736.04
  6. Step 6: Final answer
    x = 143,889,339.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.